Top 5 Web3 Angel Investors in Portugal in April 2025

Last updated: Apr 2025 A list of 5 angel investors that invest in Web3 startups based in Portugal. We rank investors based on the number of investments they made in Web3 companies from Portugal. We update this investor list every month.

Top 5 Web3 Angel Investors in Portugal in April 2025

Investor	Web3 Portugal investments
Arthur Hayes	2
Anton Bukov	1
Crypto Dog	1
Alex Atallah	1
Balaji Srinivasan	1

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Investor list

After graduating with a degree in economics from the Wharton School of Business, Arthur lived in Hong Kong as an equity derivatives trader. He was the market-maker for Deutsche Bank and Citibank’s Exchange Traded Funds (ETF) businesses. He also has extensive experience trading equity index futures, forwards, and swaps as well as non-deliverable FXforwards. Arthur brings a deep understanding of how to structure and trade financial derivatives.

Investment focus

Blockchain, Cryptocurrency, Financial Services
Seed, Funding Round, Pre-Seed
United States, Singapore, India

Portfolio highlights

Cytonic — Cytonic is a multi-virtual-machine blockchain. Cytonic is compatible with blockchains such as Bitcoin, Ethereum, and Solana.
Nillion — The Secure Processing Layer of Web3
Superform Labs — THE UNIVERSAL INTERFACE FOR YIELD IS FORMING

I am a philosopher, concept generator, and innovator with a deep fascination for technology, simplicity, and innovation, stemming from my software engineering journey that began in 2002. I have a profound curiosity in diverse domains such as algorithms, space exploration, blockchain technology, virtual and augmented reality, artificialintelligence, emerging energy sources, and new material sciences. My holistic and interdisciplinary approach propels me towards harnessing technology and innovation to conceive and create a future that surpasses the conventional boundaries of imagination

Investment focus

Cryptocurrency, Blockchain, Internet
Seed, Angel, Pre-Seed
United Arab Emirates, Portugal, Australia

Portfolio highlights

STON.fi — STON.fi is a decentralized automated market maker (AMM) built on the TON blockchain. Explore the full range of STON.fi. Swap cryptocurrencies, stake tokens, provide liquidity on the TON blockchain.
Eywa — Founded in 2021, EYWA helps Web3 projects scale up by enabling them to operate, get listed, and traded on all connected blockchain networks with a single liquidity pool. Additionally, EYWA provides a truly decentralized data protocol for secure messaging.In partnership with Curve Finance, one of the largest decentralized exchanges, EYWA isintroducing a new paradigm of non-algorithmic cross-chain assets aimed at solving the problem of liquidity fragmentation. Their cross-chain protocol stands out as the most decentralized solution in the market.- Received 6 grants from biggest L1/L2 blockchain networks including NEAR Foundation, Aurora, Harmony One, Algorand, Boba Network, and others - Winning hackathons: Ethglobal Marketmake, Polygon’s BUIDL IT hackathon, Metis hackathon
Blockscout — Blockscout is optimized for next-level blockchain exploration. Multi-chain, highly configurable, and open-source, the explorer portal opens up access to all chain data and functionality.

The Crypto Dog is an angle investor.

Investment focus

Cryptocurrency, Blockchain, Bitcoin
Seed, Funding Round
United States, Portugal

Portfolio highlights

Botanix Labs — Botanix Labs is a fully Ethereum-equivalent second-layer virtual machine built on top of Bitcoin. It unites Bitcoin's market cap with Ethereum's dApp ecosystem to meet its diverse applications, igniting a new frontier.
Nametag — Nametag is a digital collector lens to search the internet for collectors, view their NFTs and Nokens, and badges.
Pichi Finance — Pichi Finance Points are typically stored off-chain and linked to wallet addresses, limiting their tradability on the open market.

Alex Atallah is a Co-Founder of OpenSea. Attended Stanford University.

Investment focus

Gaming, Blockchain, Video Games
Seed
Portugal

Portfolio highlights

METAMORPH — Blockchain gaming company

Balaji S. Srinivasan is the Co-Founder and Board Member of Coin Center. He was the CTO of Coinbase and cofounder of Counsyl, Earn, Teleport, and Coin Center. He was previously CEO at Earn.com, which was recently sold to Coinbase. Prior to taking the CEO role at Earn.com, Dr. Srinivasan was a General Partner at Andreessen Horowitz. Prior to joininga16z, he was the co-founder and CTO of Founders Fund-backed Counsyl, where he won the Wall Street Journal Innovation Award for Medicine and was named to the MIT TR35. Dr. Srinivasan holds a BS, MS, and PhD in Electrical Engineering and an MS in Chemical Engineering from Stanford University. He also teaches the occasional class at Stanford, including an online MOOC in 2013 which reached 250,000+ students worldwide.